Port yuzu-emu/yuzu#2249: "ipc_helpers: Allow pushing and popping floating-point values" (#4702)
Certain values that are passed through the IPC buffer are actually floating point values, not solely integral values.
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2 changed files with 31 additions and 1 deletions
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@ -141,6 +141,20 @@ inline void RequestBuilder::Push(u64 value) {
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Push(static_cast<u32>(value >> 32));
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}
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template <>
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inline void RequestBuilder::Push(f32 value) {
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u32 integral;
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std::memcpy(&integral, &value, sizeof(u32));
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Push(integral);
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}
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template <>
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inline void RequestBuilder::Push(f64 value) {
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u64 integral;
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std::memcpy(&integral, &value, sizeof(u64));
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Push(integral);
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}
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template <>
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inline void RequestBuilder::Push(bool value) {
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Push(static_cast<u8>(value));
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@ -341,6 +355,22 @@ inline s32 RequestParser::Pop() {
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return data;
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}
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template <>
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inline f32 RequestParser::Pop() {
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const u32 value = Pop<u32>();
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float real;
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std::memcpy(&real, &value, sizeof(real));
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return real;
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}
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template <>
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inline f64 RequestParser::Pop() {
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const u64 value = Pop<u64>();
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f64 real;
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std::memcpy(&real, &value, sizeof(real));
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return real;
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}
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template <>
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inline bool RequestParser::Pop() {
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return Pop<u8>() != 0;
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@ -331,7 +331,7 @@ void Module::Interface::GetGyroscopeLowRawToDpsCoefficient(Kernel::HLERequestCon
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IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw<f32>(gyroscope_coef);
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rb.Push(gyroscope_coef);
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}
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void Module::Interface::GetGyroscopeLowCalibrateParam(Kernel::HLERequestContext& ctx) {
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